pg_options

(PHP 4, PHP 5, PHP 7, PHP 8)

pg_options — 获得和 connection 相关的选项

pg_options(?PgSql\Connection$connection = null): string

pg_options() 将返回字符串，包含指定 PostgreSQL connection 实例的特定选项。

connection: An PgSql\Connection instance. When connection is null, the default connection is used. The default connection is the last connection made by pg_connect() or pg_pconnect().
警告
As of PHP 8.1.0, using the default connection is deprecated.

包含 connection 选项的 string。

版本	说明
8.1.0	现在 `connection` 参数接受 PgSql\Connection 实例，之前接受 resource。
8.0.0	`connection` 现在可为 null。

示例 #1 pg_options() 示例

<?php
 $pgsql_conn = pg_connect("dbname=mark host=localhost");
 echo pg_options($pgsql_conn);
?>